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Test Code LAB375 Chloride, 24 Hour Urine

Useful For

Diagnosis and treatment of electrolyte and metabolic disorders

Methodology

Ion-Selective Electrode (ISE)

Performing Laboratory

Bozeman Health Laboratory Services

Specimen Requirements

Specimen Type: Urine
Container/Tube: 24-hour urine collection container
Specimen Volume:

Preferred: 10 mL

Acceptable: Entire collection
Specimen Minimum Volume: 1 mL
Collection Instructions:
1. Collect a 24-hour urine specimen.

2. No preservative. 

3. Refrigerate specimen during collection.

4. Mix well before taking aliquot.

Additional Information:

1. Starting and ending times of collection are required.

2. Follow special collection instructions below:

Special Instructions

Specimen Transport Temperature

Refrigerated

Specimen Stability

Specimen Type Temperature Time
Urine Ambient 7 days
  Refrigerated 7 days
  Frozen 6 months

Reference Values

Age Range Parameter Reference Values
0-6 years female 2-10 meq/24 hr
male
6-10 years female 18-75 meq/24 hr
male 36-110 meq/24 hr
10-15 years female 36-173 meq/24 hr
male 64-176 meq/24 hr
15-60 years female 110-250 meq/24 hr
male
≥ 60 years female 95-195 meq/24 hr
male

 

Day(s) Test Set Up

Monday through Sunday

Test Classification and CPT Coding

82436-Chloride

81050-Urine timed measurement (if appropriate)